Electrical computers and digital data processing systems: input/ – Input/output data processing – Transfer direction selection
Reexamination Certificate
2005-12-20
2005-12-20
Peyton, Tammara (Department: 2182)
Electrical computers and digital data processing systems: input/
Input/output data processing
Transfer direction selection
C710S033000, C711S118000, C711S161000, C711S162000, C707S793000, C707S793000, C707S793000
Reexamination Certificate
active
06978324
ABSTRACT:
Method and apparatus are disclosed for moving logical data entities from one storage element to another storage element in a computer storage system, when more than one user or host computer may access the logical entity. According to one embodiment of the method, all of the read requests for the logical entity are moved to a new copy of the logical entity, before writes for logical entity are moved to the new copy.
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EMC Corporation
Peyton Tammara
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